1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* Copyright (c) 1988 AT&T */ 23 /* All Rights Reserved */ 24 25 26 /* 27 * Copyright (c) 1997, by Sun Microsystems, Inc. 28 * All rights reserved. 29 */ 30 31 /*LINTLIBRARY*/ 32 33 #include <sys/types.h> 34 #include "curses_inc.h" 35 36 /* 37 * Read a process code from the terminal 38 * cntl: = 0 for single-char key only 39 * = 1 for matching function key and macro patterns. 40 * = 2 same as 1 but no time-out for funckey matching. 41 */ 42 43 wchar_t 44 tgetwch(int cntl) 45 { 46 int c, n, type, width; 47 char buf[CSMAX]; 48 wchar_t wchar; 49 50 /* get the first byte */ 51 /* LINTED */ 52 if ((c = (int)tgetch(cntl)) == ERR) 53 return (ERR); 54 55 type = TYPE(c); 56 width = cswidth[type] - ((type == 1 || type == 2) ? 0 : 1); 57 /* LINTED */ 58 buf[0] = (char)c; 59 for (n = 1; n < width; ++n) { 60 /* LINTED */ 61 if ((c = (int)tgetch(cntl)) == ERR) 62 return (ERR); 63 if (TYPE(c) != 0) 64 return (ERR); 65 /* LINTED */ 66 buf[n] = (char)c; 67 } 68 69 /* translate it to process code */ 70 (void) _curs_mbtowc(&wchar, buf, n); 71 return (wchar); 72 } 73